(a) In Fig. 27-28, what value must R have if the current in the circuit is to be 1.0 mA
Chapter 27, Problem 10(choose chapter or problem)
(a) In Fig. 27-28, what value must R have if the current in the circuit is to be 1.0 mA? Take 1 2.0 V, 2 3.0 V, and r1 r2 3.0 . (b) What is the rate at which thermal energy appears in R? 1 +r22RFigure 27-28 10.
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